Chair



FIG. 1 is a front view of a chair;

FIG. 2 is a back view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top front left perspective view thereof; and,

FIG. 7 is a right side view thereof.

The broken lines showing portions of the chair form no part of theclaimed design.

CLAIM The ornamental design for a chair, as shown and described.